Search for really free Android Communication apps with no IAP and no ADS

	Title	Score	Score (w/installs)	Installs	Category	Released
	SMART - CCMS O&M	0	0.0	1,000+	Communication	03 Nov 2022
	SMA Remote	0	0.0	10,000+	Communication	06 Nov 2022
	SM Tech Connect	0	0.0	1,000+	Communication	03 Nov 2022
	Slydial - Voice Messaging	2.8	6.4	100,000+	Communication	03 Nov 2022
	SLT-Mobitel Lynked	0	0.0	500+	Communication	02 Nov 2022
	Sling: Employee Scheduling App	4.5	12.4	1,000,000+	Communication	05 Jan 2015
	Slickcall: Global Call & TopUp	4.2	9.7	100,000+	Communication	08 Nov 2022
	SleepGps Client	3.6	6.6	10,000+	Communication	11 Mar 2017
	SL2™ for Microsoft Intune	4.8	6.6	1,000+	Communication	06 Nov 2022
	SL2™ for BlackBerry®	0	0.0	1,000+	Communication	03 Nov 2022
	SL2™ Connect	0	0.0	50+	Communication	03 Nov 2022
	SL2™	3.1	5.2	5,000+	Communication	03 Nov 2022
	Skylink Voice	0	0.0	1,000+	Communication	02 Nov 2022
	Skyguardian Telematics	0	0.0	1,000+	Communication	09 Oct 2017
	SkyBest My-Sky	0	0.0	500+	Communication	18 Dec 2022
	skitto	4.2	12.9	5,000,000+	Communication	10 Nov 2022
	Skinny Mobile	4.5	11.7	500,000+	Communication	13 Oct 2014
	skEYEwatch Push To Talk (PTT)	5	6.9	1,000+	Communication	01 Nov 2018
	SKC SmartWave	0	0.0	500+	Communication	05 Nov 2022
	SIU Alumni	5	6.9	1,000+	Communication	24 Jan 2021